C Programming Language - Quiz

What is the size of a Decimal number in 64-bit?

  • A4 byte
  • B8 byte
  • C16 byte
  • D32 byte

Which one is a modifier in data type?

  • Asign
  • Bunsign
  • Clong
  • DAll

for c = 2, value of c after c <<= 1;

  • Ac = 1;
  • B c = 2;
  • Cc = 3;
  • D c = 4

What is the output of this C code? 
    void main()
    {
        int x = 0, y = 2, z = 3;
        int a = x & y | z;
        printf("%d", a);
    }

  • B2
  • C3
  • DRun time error

What is right way to Initialize array?

  • Aint num[6] = { 2, 4, 12, 5, 45, 5 };
  • Bint n{} = { 2, 4, 12, 5, 45, 5 };
  • Cint n{6} = { 2, 4, 12 };
  • Dint n(6) = { 2, 4, 12, 5, 45, 5 };

If the two strings are identical, then strcmp() function returns

  • A1
  • C-1
  • Dtrue

What will be the output of the program? 
#include"stdio.h"

int main()
{
    enum days {MON=-1, TUE, WED=6, THU, FRI, SAT};
    printf("%d, %d, %d, %d, %d, %d\n", MON, TUE, WED, THU, FRI, SAT);
    return 0;
}

  • A-1, 0, 1, 2, 3, 4
  • B-1, 2, 6, 3, 4, 5
  • C-1, 0, 6, 2, 3, 4
  • D-1, 0, 6, 7, 8, 9

What will be the output of the program given below in 16-bit platform? 

#include<stdio.h>

int main()
{
    enum value{VAL1=0, VAL2, VAL3, VAL4, VAL5} var;
    printf("%d\n", sizeof(var));
    return 0;
}

  • A1
  • B2
  • C4
  • D10

What is a pointer arithmetic in C?

  • APerforming arithmetic operations on the values of pointers
  • BPerforming arithmetic operations on the memory addresses stored in pointers
  • CConverting pointers to integers and performing arithmetic operations on them
  • DConverting integers to pointers and performing arithmetic operations on them

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